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<HEAD><font size=5>A Demonstration of Pressure</font></HEAD>
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<APPLET code="PressureDemoRun.class" width=300 height=407
align=left></APPLET>
This applet demonstrates the effect of pressure by considering a gas
particle in a frictionless piston. The initial velocity of the gas
particle can be set and the system runs itself to equilibrium. To change
the initial velocity, click on the applet and then change the velocity
slidebar. <hr>

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